cachepc

commit 546a50cb8bb80775c71e7469f2a2891ac1fa1b24
parent 0fd95a9cab80941eb00a740213a644ae567b1cb2
Author: Louis Burda <quent.burda@gmail.com>
Date:   Mon,  6 Feb 2023 19:35:27 -0600

fixup! Swap gp registers to xmm in vmenter

Diffstat:
M
cachepc/cachepc.c
 | 
6
++++--
M
cachepc/cachepc.h
 | 
1
+
M
cachepc/kvm.c
 | 
8
++++----
M
test/kvm-step.c
 | 
2
+-

4 files changed, 10 insertions(+), 7 deletions(-)
diff --git a/cachepc/cachepc.c b/cachepc/cachepc.c
@@ -163,8 +163,10 @@ cpc_save_msrmts(struct cpc_cl *head)
 		if (cl->first) {
 			BUG_ON(cl->set >= L1_SETS);
 			if (cl->count > L1_ASSOC) {
-				CPC_ERR("Read count %llu for set %u line %u",
-					cl->count, cl->set, cl->line);
+				CPC_ERR("OOB count %llu for set %u\n",
+					cl->count, cl->set);
+			} else if (cl->count == L1_ASSOC) {
+				CPC_ERR("Set %u saturated\n", cl->set);
 			}
 			cpc_msrmts[cl->set] = cl->count;
 		} else {
diff --git a/cachepc/cachepc.h b/cachepc/cachepc.h
@@ -139,3 +139,4 @@ extern struct cpc_track_steps cpc_track_steps;
 extern struct list_head cpc_faults;
 
 extern struct cpc_cl *cpc_ds;
+extern struct cpc_cl *cpc_ds_probe;
diff --git a/cachepc/kvm.c b/cachepc/kvm.c
@@ -92,7 +92,9 @@ EXPORT_SYMBOL(cpc_track_pages);
 
 struct cpc_cl *cpc_ds_ul = NULL;
 struct cpc_cl *cpc_ds = NULL;
+struct cpc_cl *cpc_ds_probe = NULL;
 EXPORT_SYMBOL(cpc_ds);
+EXPORT_SYMBOL(cpc_ds_probe);
 
 void cpc_prime_probe_test_asm(void);
 static noinline void cpc_prime_probe_test(void);
@@ -683,8 +685,6 @@ cpc_setup_test(void *p)
 	if (cpc_verify_topology())
 		goto exit;
 
-	cpc_ds = cpc_ds_alloc(&cpc_ds_ul);
-
 	cpc_system_setup();
 
 	spin_lock_irq(&lock);
@@ -704,8 +704,8 @@ cpc_kvm_init(void)
 
 	cpc_loglevel = 1;
 
-	cpc_ds = NULL;
-	cpc_ds_ul = NULL;
+	cpc_ds = cpc_ds_alloc(&cpc_ds_ul);
+	cpc_ds_probe = cpc_ds->prev;
 
 	cpc_retinst = 0;
 	cpc_retinst_user = 0;
diff --git a/test/kvm-step.c b/test/kvm-step.c
@@ -173,7 +173,7 @@ main(int argc, const char **argv)
 		if (ret) err(1, "KVM_CPC_ACK_EVENT");
 
 		eventcnt = 0;
-		while (eventcnt < 61) {
+		while (eventcnt < 57) {
 			eventcnt += monitor(&kvm, false);
 		}